[sur-kuh m-noo-teyt, -nyoo-]

verb (used without object), cir·cum·nu·tat·ed, cir·cum·nu·tat·ing.

(of the apex of a stem or other growing part of a plant) to bend or move around in an irregular circular or elliptical path.

Origin of circumnutate

1875–80; circum- + nutate < Latin nūtātus, past participle of nūtāre to nod in assent, sway, totter
Related formscir·cum·nu·ta·tion, nouncir·cum·nu·ta·to·ry [sur-kuh m-noo-tuh-tawr-ee, -tohr-ee, -nyoo-] /ˌsɜr kəmˈnu təˌtɔr i, -ˌtoʊr i, -ˈnyu-/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019